Ruixin Energy Equipmnet
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1.875 Inch Alloy Steel Wireline Tool String Jar For Upward Jarring
Wireline Spring Jar Wireline Tool String
I. introduction
A wireline spring jar is designed to provide upward jarring during heavy duty fishing operation. It can guarantee the faultless operation with least maintenance.
ii. Structure characteristics
When The wireline spring jar is closed, the slip on the jar stem will stretch and clamp on the extension rod under the function of spring. When lifting, the jar stem will drive the slip to pull the extension rod and squeeze the disc spring to reserve energy. When the jar stem runs for some stroke, the slip will be squeezed by the pup joint and disconnect with the extension rod. Then theenergy of disc spring will release immediately to finish the jarring effect.
III. General Technical Parameters
| Size | Fishing neck | Connection | PN. |
| 1.5＂ | 1.375＂ | 15/16UN | W**-0*.0*.0* |
| 1.75＂ | 1.375＂ | 15/16UN | W**-0*.0*.0* |
| 1.875＂ | 1.75＂ | 1-1/16UN | W**-0*.0*.0* |
| 2.125＂ | 1.75＂ | 1-1/16UN | W**-0*.0*.0* |
| 2.5＂ | 2.313＂ | 1-9/16UN | W**-0*.0*.0* |
Note: More customized parts are available upon request.
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